What are the signs of a concussion?

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Common signs of a concussion following a head trauma include confusion, loss of memory and a headache, according to Mayo Clinic. Patients may also feel pressure in the head, experience dizziness, nausea or vomiting, and appear to be dazed and fatigued. Some people also slur their speech following a concussion.

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Symptoms of a concussion may be immediate or delayed, explains Mayo Clinic. A few hours or days after a concussion, some patients may have difficulty concentrating or remembering events that led up to the head trauma. The may also experience sensitivity to noise and light, sleep disturbances, and disorders of smell and taste. Personality changes may also be apparent when a person has suffered from a concussion.

Long-term effects of a concussion include blurry vision and headaches, a lack of interest in normal activities, lightheadedness or unsteadiness when walking or standing, and changes in sex drive, according to WebMD. Some people may become more anxious or angry without an obvious reason.

A concussion is a brain injury that results from a fall, a blow to the body or head, or an injury that shakes or jars the brain and skull, according to WebMD. Visible signs of a brain injury are not always apparent, and some patients do not have obvious symptoms although some patients do lose consciousness.